class Employee():

    def __init__(self,xing,ming,xinshui):
        self.xing=xing
        self.ming=ming
        self.xinshui=int(xinshui)

    def give_raise(self,zengzhang=5000):
        self.xinshui+=int(zengzhang)

a=Employee('zhijingda','shenzai','1000')
b=a.xinshui
print(b)
a.give_raise()
c=a.xinshui
print(c)
a.give_raise(9000)
d=a.xinshui
print(d)